CN106230304A - A kind of high voltage power supply for may move environment and production method - Google Patents
A kind of high voltage power supply for may move environment and production method Download PDFInfo
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- CN106230304A CN106230304A CN201610832933.6A CN201610832933A CN106230304A CN 106230304 A CN106230304 A CN 106230304A CN 201610832933 A CN201610832933 A CN 201610832933A CN 106230304 A CN106230304 A CN 106230304A
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 9
- 239000003990 capacitor Substances 0.000 claims abstract description 69
- 238000010276 construction Methods 0.000 claims description 5
- 230000003321 amplification Effects 0.000 claims description 4
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 4
- 238000009413 insulation Methods 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 description 9
- 238000004146 energy storage Methods 0.000 description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 238000007667 floating Methods 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 230000002085 persistent effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
- H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
- H03K3/53—Generators characterised by the type of circuit or by the means used for producing pulses by the use of an energy-accumulating element discharged through the load by a switching device controlled by an external signal and not incorporating positive feedback
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Abstract
The present invention relates to high voltage power supply technical field.The present invention is directed to the problem that prior art exists, it is provided that a kind of high voltage power supply for may move environment and production method.For the power demands of high parameter pulse power supply under mobile environment, a kind of high voltage power supply is provided, utilizes low pressure, the condition of power supply of small-power (representative value 24 V 32 V/ is less than 1 kW) to realize instantaneous high pressure, the output parameter of high-power (representative value is more than 100 kV/10 kW).The electrode of Capacitor banks is connected in parallel with the direct-flow input end of power supply (outside) and multiple inverter, the ac output end of each inverter correspondence respectively is connected with the primary coil of a transformator, the ac input end of the secondary coil of each transformator and a commutator connects, the DC output end of n commutator is connected by wired in series (cascade), exports high pressure.When high voltage power supply is run, the electric energy of output is mainly provided by described Capacitor banks；Described Capacitor banks has higher capacity, can meet and load repeatedly charge requirement.
Description
Technical field
The present invention relates to high voltage power supply technical field, especially relating to a kind of high voltage power supply for may move environment and product
Generation method.
Background technology
Miniaturization, the development of repetition Pulse Power Techniques make some compact repetition pulse power device have portable
Change the ability of application, can mobile under environment out of doors use.The power supply that the important feature of outdoor application environment is supporting is powered
Ability ratio is relatively limited, and such as some conventional accumulator battery power supply parameter is within 32 V/1 kW.But repetition pulse power dress
Putting during operation the highest to power requirement, some high parameter device charging voltages are more than 100 kV, and charge power is more than 10 kW.Cause
And accumulator battery power parameter can not meet far away such demand.
High voltage power supply is a kind of device utilizing low-voltage input to realize high voltage output.The realization side of existing high voltage power supply
Method mainly has transformer boost and many voltage multiplying rectifiers two kinds.Use transformator to realize 32 V to 100 kV to boost, due to transformator
No-load voltage ratio too high, its parasitic capacitance parameter is notable, it is difficult to meet performance requirement；Use many voltage multiplying rectifiers method, power supply merit
Rate density typically can not be made the highest, affects densification and the miniaturization of supply unit.Additionally, existing high voltage power supply does not all have
Relate to the input power service condition less than output, it is impossible to use under the conditions of above-mentioned low input power.
Summary of the invention
The technical problem to be solved is: the problem existed for prior art, it is provided that one is used for may move
The high voltage power supply of environment and production method.For the power demands of high parameter pulse power supply under mobile environment, it is provided that Yi Zhonggao
Voltage source, it is possible to use small battery group (exemplary voltages 24 V-32 V, power is less than 1 kW) condition of power supply realizes instantaneous height
Pressure (i.e. the exemplary voltages of high voltage power supply outfan output AC voltage value m*N*V is more than 100kV), high-power (i.e. high voltage power supply
Performance number m*P of outfan output dc power is more than 10 kW) output parameter.The electrode of Capacitor banks is (outer with power supply
Portion) and the direct-flow input end of multiple inverter be connected in parallel, the ac output end of each inverter is the most corresponding with a change
The primary coil of depressor connects, and the ac input end of the secondary coil of each transformator and a commutator connects, n commutator
DC output end by wired in series (cascade) connect, this series connection (cascade) structure one termination export, another termination is defeated
Go out high-pressure side.When high voltage power supply is run, the electric energy of output is mainly provided by described Capacitor banks, can have at described Capacitor banks
Enough run under conditions of energy storage；High voltage power supply running clearance uses external power source to be charged described Capacitor banks；Described
Capacitor banks has higher capacity, can meet and load repeatedly charge requirement.
The technical solution used in the present invention is as follows:
A kind of high voltage power supply for may move environment includes:
Capacitor banks, Capacitor banks positive pole, Capacitor banks negative pole are the most corresponding with power supply positive pole, power supply negative pole even
Connect；Power supply is charged to Capacitor banks, and when charging complete, then power supply disconnects charging；
Direct current delivers flow module, delivers current circuit including n direct current, and each direct current delivers current circuit for being exported by Capacitor banks
Voltage be converted to alternating voltage V, described circuit rated output power P；The positive pole of described Capacitor banks, the negative pole of Capacitor banks
It is corresponding respectively that individual with n described direct current delivers the direct current positive input terminal of current circuit, negative input end is connected in parallel；Power-supply controller of electric n
Control end corresponding current circuit control end of delivering with n direct current respectively to be connected；N minima is 2；
Transformer group, n the high frequency transformer corresponding including delivering current circuit quantity with direct current, transformator is for delivering direct current
The alternating voltage of flow module output is transformed to N times；N ac output end is the most corresponding corresponding even with n transformer
Connecing, wherein N is the ratio of transformer secondary coil and primary coil；
Commutator group, including n commutator, n commutator ac input end is connected with n transformer secondary coil respectively, n
Rectifier output end cascades successively, i.e. first order commutator one output head grounding, another outfan of first order commutator and second
Level commutator one outfan connects, and commutator another outfan in the second level is connected with third level commutator one outfan ... n-th-
2 grades of another outfans of commutator and (n-1)th grade of commutator one outfan connect, (n-1)th grade of another outfan of commutator and n-th grade
Commutator one outfan connects, and n-th grade of another outfan of commutator is as high voltage power supply outfan；
Transformer group and commutator group are arranged on high pressure box house；Capacitor banks, direct current deliver flow module, power-supply controller of electric sets
Putting in high-voltaghe compartment external body, high pressure box house uses dielectric to fill;High pressure casing is enclosed construction.
Further, described Capacitor banks is powered, power controller controls m direct current deliver current circuit conducting time, then with
This direct current deliver current circuit connect transformator direct current is delivered current circuit output alternating voltage carry out N amplification, with this transformation
The commutator output DC voltage that device connects, m ∈ n, high voltage power supply outfan output DC voltage value is m*N*V, high voltage power supply
Outfan output dc power is m*P, and wherein Capacitor banks needs to be charged beforehand through power supply positive and negative electrode.
Further, described transformator primary and secondary coil insulation intensity is more than or equal to high voltage power supply rated output voltage；
Further, described direct current delivers flow module is high-frequency inverter；Commutator is complete by four high-voltage diode compositions
Bridge construction realizes.
Further, described power-supply controller of electric is arranged on a side of Capacitor banks；Inverter group is arranged on electric capacity
Device group another side；N transformator is uniformly arranged on above Capacitor banks, and n commutator is correspondingly arranged on n transformator
Side.
A kind of high voltage power supply production method for may move environment includes:
Step 1: Capacitor banks, Capacitor banks positive pole, Capacitor banks negative pole are the most corresponding to be born with power supply positive pole, power supply
Pole connects；Power supply is charged to Capacitor banks, and when charging complete, then power supply disconnects charging；
Step 2: direct current is delivered flow module and included that n direct current delivers current circuit, and each direct current delivers current circuit, and Capacitor banks is defeated
The DC voltage gone out is converted to alternating voltage V, described circuit rated output power P；The positive pole of described Capacitor banks, Capacitor banks
Negative pole corresponding respectively individual with n described direct current delivers the direct current positive input terminal of current circuit, negative input end is connected in parallel；Power supply controls
Device is delivered current circuit control end and is connected with direct current；
Step 3: transformator is transformed to N times for the alternating voltage that direct current is delivered flow module output；N ac output end divides
Correspondence and n the corresponding connection of transformer, wherein N is the ratio of transformer secondary coil and primary coil；High frequency
Inverter quantity and direct current deliver current circuit quantity correspondent equal；
Step 4:n commutator ac input end is connected with n transformer secondary coil respectively, and n rectifier output end is successively
Cascade, i.e. first order commutator one output head grounding, another outfan of first order commutator and second level commutator one outfan
Connecting, commutator another outfan in the second level is connected with third level commutator one outfan ... another is defeated for the n-th-2 grades commutators
Go out end to be connected with (n-1)th grade of commutator one outfan, (n-1)th grade of another outfan of commutator and n-th grade of commutator one outfan
Connect, n-th and another outfan of commutator as high voltage power supply outfan；
Step 5: transformer group and commutator group are arranged on high pressure box house；Capacitor banks, direct current deliver flow module, power supply control
Device processed is arranged on high-voltaghe compartment external body, and high pressure box house uses dielectric to fill；High pressure casing is enclosed construction；
Step 6: when Capacitor banks is powered, when power controller controls m direct current delivers flow module conducting, then delivers with this direct current
Direct current is delivered the alternating voltage of current circuit output and is carried out N amplification by the transformator that current circuit connects, whole with what this transformator was connected
Stream device output commutating voltage, m ∈ n, high voltage power supply outfan output AC voltage value is m*N*V, and high voltage power supply outfan exports
Dc power is m*P, and wherein Capacitor banks needs to be charged beforehand through power supply both positive and negative polarity.
Further, described transformator primary and secondary coil insulation intensity is more than or equal to high voltage power supply rated output voltage.
Further, described direct current delivers flow module is high-voltage inverter；Commutator is by four high-voltage diode groups
Full bridge structure is become to realize.
Further, described power-supply controller of electric is arranged on a side of Capacitor banks；Inverter group is arranged on electric capacity
Device group another side；N transformator is uniformly arranged on above Capacitor banks, and n commutator is correspondingly arranged on n transformator
Side.
In sum, owing to have employed technique scheme, the invention has the beneficial effects as follows:
1, employing Capacitor banks is as intermediate energy storage device, to charge power not requirement, and can be relatively low at power supply power
In the case of (typical charge power be less than 1 kW) use.
2, use Capacitor banks as intermediate energy storage device, it is provided that higher discharge power, thus when continuing one section
In realize high voltage power supply output much larger than charge power (typical discharges power be more than 10 kW), this persistent period is by institute
State energy-storage capacitor capacity, voltage and the impact of discharge load characteristic；
3, utilize transformator to carry out boosting isolation, form floating earth potential between multiple commutators, carry out voltage by being connected in series
Superposition, it is possible to achieve the highest step-up ratio；With 24 V inputs, as a example by 100 kV outputs, step-up ratio is more than 4000.
4, the connection method of operation using n rectification circuit output end to cascade successively, realizes higher by voltage superposition
Voltage exports, and maximum output voltage is that all commutators export DC voltage sum；Each components and parts (leave by transformator, quasiconductor
Close etc.) rated voltage parameter relatively low, type selecting and design the easiest.
5, switching inverter, transformator, commutator constitute standardization, modular structure, can replace easily, or
The on-demand increase and decrease of person, to realize different parameter configuration.
Accompanying drawing explanation
Examples of the present invention will be described by way of reference to the accompanying drawings, wherein:
Fig. 1 is as n=3, and invention circuit theory implements illustration.
Fig. 2 is as n=3, inventive structure schematic diagram.
Fig. 3 is as n=3, and the structural representation after high pressure casing is closed in invention.
1-power supply negative pole；2-power supply positive pole；3-high pressure ground end；4-high-voltage output end；5-Capacitor banks；6-
IGBT switchs；7-fly-wheel diode；8-transformator；9-high-voltage diode；10-power-supply controller of electric；11-inverter；12-rectification
Device；13-high pressure casing.
Detailed description of the invention
All features disclosed in this specification, or disclosed all methods or during step, except mutually exclusive
Feature and/or step beyond, all can combine by any way.
Any feature disclosed in this specification, unless specifically stated otherwise, all can by other equivalence or there is similar purpose
Alternative features is replaced.I.e., unless specifically stated otherwise, an example during each feature is a series of equivalence or similar characteristics
?.
Related description of the present invention:
1, direct current is delivered current circuit control end and is referred to high-voltage inverter control end, and this controls end and is used for controlling high-voltage inverter work
Whether make.
As shown in Figure 1, Figure 2 and Figure 3, the high voltage power supply of the present invention includes 8, three, 5, three transformators of a Capacitor banks
11, three commutators 12 of switching inverter and a high pressure casing 13(tank material are insulant).
Operation principle: as it is shown in figure 1, present embodiment main circuit basic structure is " inversion-boosting-rectification-series connection "
Boost conversion circuit.Utilize the feature that Capacitor banks 5 discharge power is high, the output in high voltage power supply certain time can be made
Much larger than its input power；Utilize transformator 8 to carry out high_voltage isolation, form floating earth potential between multiple commutators 12, by whole
Stream device cascade connects the superposition that can realize High AC voltage.
Structure: as depicted in figs. 1 and 2, Capacitor banks 5 has power supply negative pole 1 and power supply 2 two extraction electrodes of positive pole, uses
Run with output in the input realizing electric energy.Three AC inverters 11 are arranged on a side of Capacitor banks 5 shell；Inverse
Becoming the functional circuit within device 11 to be made up of multiple IGBT switch 6, multiple fly-wheel diode 7, inverter is for straight by input
Stream voltage is converted to alternating voltage.Power-supply controller of electric 10 is arranged on a side of Capacitor banks 5.Three transformators 8 are arranged
Above Capacitor banks 5, every four high-voltage diodes 9 form a commutator 12, and are arranged on above a transformator 8.Outward
Portion's power supply is connected with power supply negative pole 1 and power supply positive pole 2 by wire, for storage capacitor 5 is charged operation.Each
The direct-flow input end of AC inverter 11 is connected with power supply negative pole 1 and power supply positive pole 2 by wire, and its ac output end is by leading
The primary coil of line and a transformator 8 connects.The secondary coil of each transformator 8 passes through wire and the friendship of a commutator 12
Stream input connects, and so can obtain high direct voltage output in the DC terminal of commutator.The DC output end of three commutators 12
Use wired in series connects, and obtains the voltage gain of three times with this.One end of first order commutator be high pressure hold 3, with high pressure
Ground connects；One end of afterbody commutator is high-voltage output end 4, is connected with load.Power-supply controller of electric 10 uses winding displacement with every
Individual switching inverter connects, it is achieved power control function.
As shown in Figures 2 and 3, in the present invention, 8, three commutators 12 of three transformators are arranged in high pressure casing 13
Portion.High pressure casing 13 is all-sealed structure, and inside is filled with dielectric.Present embodiment is often organized inversion, boosting, rectified
Journey can obtain the DC voltage of peak value 10 kV/1 about kW, obtains maximum 30 kV/3 kW after three commutator 12 cascades
High voltage output；High pressure casing 13 is internal uses silicon gel to fill, and dielectric strength is 120 kV；The primary and secondary line of transformator 8
Using identical silicon gel to fill between circle, dielectric strength is 120 kV.
The invention is not limited in aforesaid detailed description of the invention.The present invention expands to any disclose in this manual
New feature or any new combination, and the arbitrary new method that discloses or the step of process or any new combination.
Claims (9)
1. the high voltage power supply being used for may move environment, it is characterised in that including:
Capacitor banks, Capacitor banks positive pole, Capacitor banks negative pole are the most corresponding with power supply positive pole, power supply negative pole even
Connect；Power supply is charged to Capacitor banks, and when charging complete, then power supply disconnects charging；
Direct current delivers flow module, delivers current circuit including n direct current, and each direct current delivers current circuit for being exported by Capacitor banks
Voltage be converted to alternating voltage V, described circuit rated output power P；The positive pole of described Capacitor banks, the negative pole of Capacitor banks
It is corresponding respectively that individual with n described direct current delivers the direct current positive input terminal of current circuit, negative input end is connected in parallel；Power-supply controller of electric n
Control end corresponding current circuit control end of delivering with n direct current respectively to be connected；N minima is 2；
Transformer group, n the high frequency transformer corresponding including delivering current circuit quantity with direct current, transformator is for delivering direct current
The alternating voltage of flow module output is transformed to N times；N ac output end is the most corresponding corresponding even with n transformer
Connecing, wherein N is the ratio of transformer secondary coil and primary coil；
Commutator group, including n commutator, n commutator ac input end is connected with n transformer secondary coil respectively, n
Rectifier output end cascades successively, i.e. first order commutator one output head grounding, another outfan of first order commutator and second
Level commutator one outfan connects, and commutator another outfan in the second level is connected with third level commutator one outfan ... n-th-
2 grades of another outfans of commutator and (n-1)th grade of commutator one outfan connect, (n-1)th grade of another outfan of commutator and n-th grade
Commutator one outfan connects, and n-th grade of another outfan of commutator is as high voltage power supply outfan；
Transformer group and commutator group are arranged on high pressure box house；Capacitor banks, direct current deliver flow module, power-supply controller of electric sets
Putting in high-voltaghe compartment external body, high pressure box house uses dielectric to fill;High pressure casing is enclosed construction.
A kind of high voltage power supply for may move environment the most according to claim 1, it is characterised in that Capacitor banks is powered,
When power controller controls m direct current delivers current circuit conducting, then deliver transformator that current circuit is connected with this direct current to direct current
The alternating voltage delivering current circuit output carries out N amplification, the commutator output DC voltage being connected with this transformator, and m ∈ n is high
Voltage source outfan output DC voltage value is m*N*V, and high voltage power supply outfan output dc power is m*P, wherein capacitor
Group needs to be charged beforehand through power supply positive and negative electrode.
A kind of high voltage power supply for may move environment the most according to claim 1, it is characterised in that at the beginning of described transformator,
Secondary coil dielectric strength is more than or equal to high voltage power supply rated output voltage.
A kind of high voltage power supply for may move environment the most according to claim 1, it is characterised in that described direct current is delivered
Flow module is high-frequency inverter；Commutator is to be realized by four high-voltage diode composition full bridge structures.
A kind of high voltage power supply for may move environment the most according to claim 1, it is characterised in that described power supply controls
Device is arranged on a side of Capacitor banks；Inverter group is arranged on Capacitor banks another side；N transformator is uniformly arranged
Above Capacitor banks, n commutator is correspondingly arranged at above n transformator.
6. the high voltage power supply production method being used for may move environment, it is characterised in that including:
Step 1: Capacitor banks, Capacitor banks positive pole, Capacitor banks negative pole are the most corresponding to be born with power supply positive pole, power supply
Pole connects；Power supply is charged to Capacitor banks, and when charging complete, then power supply disconnects charging；
Step 2: direct current is delivered flow module and included that n direct current delivers current circuit, and each direct current delivers current circuit, and Capacitor banks is defeated
The DC voltage gone out is converted to alternating voltage V, described circuit rated output power P；The positive pole of described Capacitor banks, Capacitor banks
Negative pole corresponding respectively individual with n described direct current delivers the direct current positive input terminal of current circuit, negative input end is connected in parallel；Power supply controls
Device is delivered current circuit control end and is connected with direct current；
Step 3: transformator is transformed to N times for the alternating voltage that direct current is delivered flow module output；N ac output end divides
Correspondence and n the corresponding connection of transformer, wherein N is the ratio of transformer secondary coil and primary coil；High frequency
Inverter quantity and direct current deliver current circuit quantity correspondent equal；
Step 4:n commutator ac input end is connected with n transformer secondary coil respectively, and n rectifier output end is successively
Cascade, i.e. first order commutator one output head grounding, another outfan of first order commutator and second level commutator one outfan
Connecting, commutator another outfan in the second level is connected with third level commutator one outfan ... another is defeated for the n-th-2 grades commutators
Go out end to be connected with (n-1)th grade of commutator one outfan, (n-1)th grade of another outfan of commutator and n-th grade of commutator one outfan
Connect, n-th and another outfan of commutator as high voltage power supply outfan；
Step 5: transformer group and commutator group are arranged on high pressure box house；Capacitor banks, direct current deliver flow module, power supply control
Device processed is arranged on high-voltaghe compartment external body, and high pressure box house uses dielectric to fill；High pressure casing is enclosed construction；
Step 6: when Capacitor banks is powered, when power controller controls m direct current delivers flow module conducting, then delivers with this direct current
Direct current is delivered the alternating voltage of current circuit output and is carried out N amplification by the transformator that current circuit connects, whole with what this transformator was connected
Stream device output commutating voltage, m ∈ n, high voltage power supply outfan output AC voltage value is m*N*V, and high voltage power supply outfan exports
Dc power is m*P, and wherein Capacitor banks needs to be charged beforehand through power supply both positive and negative polarity.
A kind of high voltage power supply production method for may move environment the most according to claim 1, it is characterised in that described
Described transformator primary and secondary coil insulation intensity is more than or equal to high voltage power supply rated output voltage.
A kind of high voltage power supply production method for may move environment the most according to claim 1, it is characterised in that described
It is high-voltage inverter that direct current delivers flow module；Commutator is to be realized by four high-voltage diode composition full bridge structures.
A kind of high voltage power supply production method for may move environment the most according to claim 1, it is characterised in that described
Power-supply controller of electric is arranged on a side of Capacitor banks；Inverter group is arranged on Capacitor banks another side；N transformator
Being uniformly arranged on above Capacitor banks, n commutator is correspondingly arranged at above n transformator.
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| CN107069854A (en) * | 2017-03-28 | 2017-08-18 | 中国工程物理研究院应用电子学研究所 | A kind of low input electric power compact repetition high voltage charging power supply |
| CN108878118A (en) * | 2017-05-08 | 2018-11-23 | 台达电子工业股份有限公司 | transformer |
| CN110858755A (en) * | 2018-08-24 | 2020-03-03 | 韩国原子力研究院 | Modulator and method for controlling current pulses |
| US11037723B2 (en) | 2017-05-08 | 2021-06-15 | Delta Electronics, Inc. | Transformer |
| CN118842343A (en) * | 2024-06-28 | 2024-10-25 | 珠海电力建设工程有限公司 | Bipolar high-voltage direct current generating device and method applied to cable insulation test |
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| US11152926B2 (en) | 2018-08-24 | 2021-10-19 | Korea Atomic Energy Research Institute | Modulator for controlling current pulse and method thereof |
| CN110858755B (en) * | 2018-08-24 | 2022-03-22 | 韩国原子力研究院 | Modulator for controlling current pulses and method thereof |
| CN118842343A (en) * | 2024-06-28 | 2024-10-25 | 珠海电力建设工程有限公司 | Bipolar high-voltage direct current generating device and method applied to cable insulation test |
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